S52.255
⚠ Non-billable (Header)Nondisplaced comminuted fracture of shaft of ulna, left arm
Injury, poisoning and certain other consequences of external causes (S00-T88)
⚠️ This is a category header code — not billable. Use a more specific child code below.
✅ No additional coding notes for S52.255
Child Codes (16)
S52.255ANondisplaced comminuted fracture of shaft of ulna, left arm, initial encounter for closed fractureS52.255BNondisplaced comminuted fracture of shaft of ulna, left arm, initial encounter for open fracture type I or IIS52.255CNondisplaced comminuted fracture of shaft of ulna, left arm, initial encounter for open fracture type IIIA, IIIB, or IIICS52.255DNondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for closed fracture with routine healingS52.255ENondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for open fracture type I or II with routine healingS52.255FNondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healingS52.255GNondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for closed fracture with delayed healingS52.255HNondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for open fracture type I or II with delayed healingS52.255JNondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healingS52.255KNondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for closed fracture with nonunionS52.255MNondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for open fracture type I or II with nonunionS52.255NNondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunionS52.255PNondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for closed fracture with malunionS52.255QNondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for open fracture type I or II with malunionS52.255RNondisplaced comminuted fracture of shaft of ulna, left arm, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunionS52.255SNondisplaced comminuted fracture of shaft of ulna, left arm, sequela
🧪 Validate Combinations
Add S52.255 to the Excludes Checker to validate against your full code list.
Open in Checker →Code Information
CodeS52.255
BillableNo — Header code
ParentS52.25
CategoryInjury, poisoning and certain other consequences of external causes (S00-T88)
Excludes10 rule(s)
Excludes20 note(s)
Child codes16
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)